Home / 28,817.64-43,232.58-9,101.88

Finding the Fourth Proportional to 28,817.64, 43,232.58 and 9,101.88

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Solution

The fourth proportional to 28,817.64, 43,232.58 and 9,101.88 is: 13,654.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,817.64 : 43,232.58 = 9,101.88 : x
  2. Step 2: Convert to fraction form
    28,817.64/43,232.58 = 9,101.88/x
  3. Step 3: Cross multiply
    28,817.64x = 43,232.58 × 9,101.88
  4. Step 4: Simplify right side
    28,817.64x = 393,497,755.25
  5. Step 5: Solve for x
    x = 393,497,755.25/28,817.64
  6. Step 6: Final answer
    x = 13,654.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.